Home / 7,711,866.90-11,565,468.63-2,319,085.89

Finding the Fourth Proportional to 7,711,866.90, 11,565,468.63 and 2,319,085.89

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Solution

The fourth proportional to 7,711,866.90, 11,565,468.63 and 2,319,085.89 is: 3,477,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,866.90 : 11,565,468.63 = 2,319,085.89 : x
  2. Step 2: Convert to fraction form
    7,711,866.90/11,565,468.63 = 2,319,085.89/x
  3. Step 3: Cross multiply
    7,711,866.90x = 11,565,468.63 × 2,319,085.89
  4. Step 4: Simplify right side
    7,711,866.90x = 26,821,315,111,070.63
  5. Step 5: Solve for x
    x = 26,821,315,111,070.63/7,711,866.90
  6. Step 6: Final answer
    x = 3,477,927.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.